Remove old WebFrameClient path for disowning openers.

BUG=225940

Review URL: https://codereview.chromium.org/1315523010

git-svn-id: svn://svn.chromium.org/blink/trunk@201728 bbb929c8-8fbe-4397-9dbb-9b2b20218538

third_party/WebKit/Source/web/WebLocalFrameImpl.cpp

@@ -739,12 +739,6 @@ WebView* WebLocalFrameImpl::view() const
 
 void WebLocalFrameImpl::setOpener(WebFrame* opener)
 {
-    // TODO(alexmos): Remove this once didChangeOpener is implemented in
-    // content, as all opener updates will go through it, including disowned
-    // openers.
-    if (WebFrame::opener() && !opener && m_client)
-        m_client->didDisownOpener(this);
-
     WebFrame::setOpener(opener);
 
     // TODO(alexmos,dcheng): This should ASSERT(m_frame) once we no longer have

third_party/WebKit/public/web/WebFrameClient.h

@@ -151,11 +151,6 @@ public:
     // frameDetached().
     virtual WebFrame* createChildFrame(WebLocalFrame* parent, WebTreeScopeType, const WebString& frameName, WebSandboxFlags sandboxFlags) { return nullptr; }
 
-    // This frame set its opener to null, disowning it.
-    // See http://html.spec.whatwg.org/#dom-opener.
-    // TODO(alexmos): Remove this once didChangeOpener is implemented in content.
-    virtual void didDisownOpener(WebLocalFrame*) { }
-
     // This frame has set its opener to another frame, or disowned the opener
     // if opener is null. See http://html.spec.whatwg.org/#dom-opener.
     virtual void didChangeOpener(WebFrame*) { }